diff options
Diffstat (limited to 'include/u-boot/sha256.h')
| -rw-r--r-- | include/u-boot/sha256.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/u-boot/sha256.h b/include/u-boot/sha256.h index 44a9b528b48..d7a3403270b 100644 --- a/include/u-boot/sha256.h +++ b/include/u-boot/sha256.h @@ -1,6 +1,8 @@ #ifndef _SHA256_H #define _SHA256_H +#include <linux/compiler_attributes.h> +#include <linux/errno.h> #include <linux/kconfig.h> #include <linux/types.h> @@ -45,4 +47,26 @@ void sha256_finish(sha256_context * ctx, uint8_t digest[SHA256_SUM_LEN]); void sha256_csum_wd(const unsigned char *input, unsigned int ilen, unsigned char *output, unsigned int chunk_sz); +int sha256_hmac(const unsigned char *key, int keylen, + const unsigned char *input, unsigned int ilen, + unsigned char *output); + +#if CONFIG_IS_ENABLED(HKDF_MBEDTLS) +int sha256_hkdf(const unsigned char *salt, int saltlen, + const unsigned char *ikm, int ikmlen, + const unsigned char *info, int infolen, + unsigned char *output, int outputlen); +#else +static inline int sha256_hkdf(const unsigned char __always_unused *salt, + int __always_unused saltlen, + const unsigned char __always_unused *ikm, + int __always_unused ikmlen, + const unsigned char __always_unused *info, + int __always_unused infolen, + unsigned char __always_unused *output, + int __always_unused outputlen) { + return -EOPNOTSUPP; +} +#endif + #endif /* _SHA256_H */ |